Home / 8,411,082.20-12,622,528.20-3,622,208.30

Finding the Fourth Proportional to 8,411,082.20, 12,622,528.20 and 3,622,208.30

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Solution

The fourth proportional to 8,411,082.20, 12,622,528.20 and 3,622,208.30 is: 5,435,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,082.20 : 12,622,528.20 = 3,622,208.30 : x
  2. Step 2: Convert to fraction form
    8,411,082.20/12,622,528.20 = 3,622,208.30/x
  3. Step 3: Cross multiply
    8,411,082.20x = 12,622,528.20 × 3,622,208.30
  4. Step 4: Simplify right side
    8,411,082.20x = 45,721,426,413,024.05
  5. Step 5: Solve for x
    x = 45,721,426,413,024.05/8,411,082.20
  6. Step 6: Final answer
    x = 5,435,855.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.